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Finding the Fourth Proportional to 593.36, 890.12 and 208.52

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Solution

The fourth proportional to 593.36, 890.12 and 208.52 is: 312.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    593.36 : 890.12 = 208.52 : x
  2. Step 2: Convert to fraction form
    593.36/890.12 = 208.52/x
  3. Step 3: Cross multiply
    593.36x = 890.12 × 208.52
  4. Step 4: Simplify right side
    593.36x = 185,607.82
  5. Step 5: Solve for x
    x = 185,607.82/593.36
  6. Step 6: Final answer
    x = 312.81

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.